Use session dbus for network tests (#4191)

* Use session dbus for network tests

* Don't use session dbus for coresys yet

tests/dbus_service_mocks/network_ip4config.py

@@ -0,0 +1,108 @@
+"""Mock of Network Manager IP4Config service."""
+
+from dbus_fast import Variant
+from dbus_fast.service import PropertyAccess, dbus_property
+
+from .base import DBusServiceMock
+
+BUS_NAME = "org.freedesktop.NetworkManager"
+
+
+def setup(object_path: str | None = None) -> DBusServiceMock:
+    """Create dbus mock object."""
+    return IP4Config()
+
+
+# pylint: disable=invalid-name
+
+
+class IP4Config(DBusServiceMock):
+    """IP4Config mock.
+
+    gdbus introspect --system --dest org.freedesktop.NetworkManager --object-path /org/freedesktop/NetworkManager/IP4Config/1
+    """
+
+    interface = "org.freedesktop.NetworkManager.IP4Config"
+    object_path = "/org/freedesktop/NetworkManager/IP4Config/1"
+
+    @dbus_property(access=PropertyAccess.READ)
+    def Addresses(self) -> "aau":
+        """Get Addresses."""
+        return [[2499979456, 24, 16951488]]
+
+    @dbus_property(access=PropertyAccess.READ)
+    def AddressData(self) -> "aa{sv}":
+        """Get AddressData."""
+        return [{"address": Variant("s", "192.168.2.148"), "prefix": Variant("u", 24)}]
+
+    @dbus_property(access=PropertyAccess.READ)
+    def Gateway(self) -> "s":
+        """Get Gateway."""
+        return "192.168.2.1"
+
+    @dbus_property(access=PropertyAccess.READ)
+    def Routes(self) -> "aau":
+        """Get Routes."""
+        return [[174272, 24, 0, 100], [65193, 16, 0, 1000]]
+
+    @dbus_property(access=PropertyAccess.READ)
+    def RouteData(self) -> "aa{sv}":
+        """Get RouteData."""
+        return [
+            {
+                "dest": Variant("s", "192.168.2.0"),
+                "prefix": Variant("u", 24),
+                "metric": Variant("u", 100),
+            },
+            {
+                "dest": Variant("s", "169.254.0.0"),
+                "prefix": Variant("u", 16),
+                "metric": Variant("u", 1000),
+            },
+            {
+                "dest": Variant("s", "0.0.0.0"),
+                "prefix": Variant("u", 0),
+                "next-hop": Variant("s", "192.168.2.1"),
+                "metric": Variant("u", 100),
+            },
+        ]
+
+    @dbus_property(access=PropertyAccess.READ)
+    def NameserverData(self) -> "aa{sv}":
+        """Get NameserverData."""
+        return [{"address": Variant("s", "192.168.2.2")}]
+
+    @dbus_property(access=PropertyAccess.READ)
+    def Nameservers(self) -> "au":
+        """Get Nameservers."""
+        return [16951488]
+
+    @dbus_property(access=PropertyAccess.READ)
+    def Domains(self) -> "as":
+        """Get Domains."""
+        return []
+
+    @dbus_property(access=PropertyAccess.READ)
+    def Searches(self) -> "as":
+        """Get Searches."""
+        return []
+
+    @dbus_property(access=PropertyAccess.READ)
+    def DnsOptions(self) -> "as":
+        """Get DnsOptions."""
+        return []
+
+    @dbus_property(access=PropertyAccess.READ)
+    def DnsPriority(self) -> "i":
+        """Get DnsPriority."""
+        return 100
+
+    @dbus_property(access=PropertyAccess.READ)
+    def WinsServerData(self) -> "as":
+        """Get WinsServerData."""
+        return []
+
+    @dbus_property(access=PropertyAccess.READ)
+    def WinsServers(self) -> "au":
+        """Get WinsServers."""
+        return []